
Dr Sachin Shah
Practice Principal & Dentist
GDC Number: 83708
Qualifications
Sachin qualified from Guy’s, Kings & St Thomas’ Dental Institute (King’s College, London) in 2004. He enjoys all aspects of general dentistry with an emphasis on preventative and minimally invasive dentistry.
He has a keen interest in cosmetic dentistry, having completed the prestigious Dr Christopher Orr one-year cosmetic dentistry and aesthetic restorative dentistry course.
He is able to provide adult orthodontic treatment on selective cases using Inman aligners and clear aligners. Straightening the teeth along with tooth whitening can truly transform a smile. Sachin is committed to professional development and, to that extent, continues to attend many courses and conferences in order to provide the latest techniques and treatments.
Outside of the practice, Sachin enjoys spending time with his wife and daughters. He is an avid sports fan with a passion for football, cricket and formula one motor racing.

Dr Thishok Sivathasan
Dentist
GDC Number: 290818
Qualifications
- BDS Lond (2020)
- PGCert Restorative Dentistry (2024)
- PGCert Implants (2025)
- Certified Invisalign Comprehensive Provider
Thishok graduated in 2020 from Barts and the London School of Medicine and Dentistry.
He prides himself on delivering high quality dental care with a calm and reassuring approach. Known for his friendly manner, he helps patients feel at ease whilst providing dentistry to the highest standards.
He enjoys all aspects of general dentistry with a strong interest in cosmetic dentistry (Invisalign, Tooth Whitening, Composite Bonding and Smile Makeovers).
As a Certified Invisalign Comprehensive Provider, Thishok is able to offer advanced clear aligner treatments tailored to each patient’s needs. He has also completed a post graduate Certificate in Restorative Dentistry, enhancing his skills in managing complex restorative cases and delivering long lasting, functional results.
Additionally, he is able to place and restore dental implants, expanding the range of advanced treatments he can offer.
Outside of dentistry, Thishok enjoys playing football, reading and spending quality time with his family.

Alexandra Schnapp (Alex)
Dental Hygienist
GDC Number: 5055
Qualifications
- CEB Dip Dent Hygiene 1996
Alex qualified from Kings College, London in 1996 and has been with the practice since 2000. Alex enjoys every part of her job, including meeting new people, working with the team and making noticeable improvements to her patients’ oral health.
She particularly likes educating patients about their oral health, and seeing the results when they visit for their regular hygiene appointments.
Outside of the practice, Alex enjoys dog-walking and reading.

Victoria Plant (Vicky)
Dental Nurse
GDC Number: 161991
Qualifications
- National Diploma NEBDN 1999
Vicky was awarded her National Diploma in Dental Nursing from Watford College in 1999. She has been a member of the Chiltern Avenue Dental Practice team for over 20 years.
She enjoys all aspects of her job, especially interacting with our patients and making them feal at ease.
Outside of the practice Vicky enjoys animals, family responsibilities and tennis.

Karen Kitamura
Receptionist
Karen has gained a wealth of knowledge during her time as a dental receptionist and joined the Chiltern Avenue team in 2016. She has a reputation for building great relationships with our patients and will always greet them with a warm smile. She will ensure that you feel at ease during your time at the practice.
Karen’s favourite part of her role is meeting and greeting patients and she loves that every day is different.
Outside of the practice, Karen enjoys cycling, travel, dining out and watching movies.